What is this medication?

THIAMINE (THAY uh min) prevents and treats low thiamine levels in your body. Thiamine (vitamin B1) plays an important role in turning food into energy. It also helps maintain the health of your heart, nerves, and digestive tract.

This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.

What should I tell my care team before I take this medication?

They need to know if you have any of the following conditions:

• Wernicke's disease
• An unusual or allergic reaction to B vitamins, other medications, foods, dyes, or preservatives
• Pregnant or trying to get pregnant
• Breast-feeding

How should I use this medication?

This medication is for injection into a muscle or vein. It is given by your care team in a hospital or clinic setting.

If you get this medication at home, you will be taught how to prepare and give this medication. Use exactly as directed. Take your medication at regular intervals. Do not take your medication more often than directed.

It is important that you put your used needles and syringes in a special sharps container. Do not put them in a trash can. If you do not have a sharps container, call your pharmacist or care team to get one.

Talk to your care team about the use of this medication in children. Special care may be needed.

Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.

NOTE: This medicine is only for you. Do not share this medicine with others.

What if I miss a dose?

If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.

What may interact with this medication?

Interactions are not expected.

This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.

What should I watch for while using this medication?

Follow a healthy diet. Taking a vitamin supplement does not replace the need for a balanced diet. Some foods that contain this vitamin naturally are yeast, beans, peas, nuts, pork, and beef. Limit alcohol, smoking, and stress.

Too much of this vitamin can be unsafe. Talk to your care team about how much is right for you.

What side effects may I notice from receiving this medication?

Side effects that you should report to your care team as soon as possible:

• Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat

This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

Where should I keep my medication?

Keep out of the reach of children.

Store at room temperature between 15 and 30 degrees C (59 and 85 degrees F). Protect from heat and light. Throw away any unused medication after the expiration date.

NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.